Outside the Heart-Inquiry Tower, all was silent.
Lei Zhan gazed at the enormous tower before him, yet a trace of fervor lingered in his heart.
"Heart-Inquiry Tower... inquiring into one's heart?" Lei Zhan walked toward the massive tower gate beneath the lofty structure.
The entire gate was not a conventional door, but an immense golden vortex.
The vortex was enormous, radiating waves of spatial fluctuations.
"The test left behind by Dominator Liuyun examines one's Dao-heart."
Lei Zhan pondered silently, "With the Enlightenment Orb's aid, I only need enough time to accumulate insights before my Ultimate Dao reaches the edge of the Dao Fusion. One day, I will be able to reach that level."
"But the Dao-heart is profound and elusive. Reaching the perfect level is incomparably difficult."
One had to know that even the Supremes standing at the pinnacle of cultivator civilization only possessed perfect Dao-hearts... This was also a necessary condition for those Overlords seeking to break through and become Supremes.
If Lei Zhan wished to achieve the Eternal Dao Fusion in the future, and possess combat power comparable to a Supreme as an Eternal Emperor, then the first step was to attain a perfect Dao-heart.
"Seize every opportunity. Seize every chance to improve my Dao-heart..."
Lei Zhan murmured inwardly, "And this test left behind by that Heart Power Emperor, whose strength rivaled an Overlord, may perhaps be an opportunity for me as well."
A Dao-heart was of paramount importance to a cultivator.
It was precisely because Lei Zhan understood this that he had voluntarily sunk into the bewitchment of the Origin Chains, actively seeking those slight improvements amid his descent.
And now that the test left behind by Dominator Liuyun was before him, Lei Zhan could hardly wait.
Whoosh.
At once.
With a thought, Lei Zhan transformed into